If three 75 W lamps are connected in parallel across a 125 V source, I_T equals_______ A) 1.8 A B) 180 mA C) 18 A D) 18 mA

Name: If three 75 W lamps are connected in parallel across a 125 V source, I T equals_______ A) 1.8 A B) 180 mA C) 18 A D) 18 mA
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Question

Quizplus · Accepted Answer

The total power consumed by the three lamps is $3 \times 75\,W = 225\,W$. The total current can be calculated using the formula $I = \frac{P}{V}$, where $P = 225\,W$ and $V = 125\,V$. Thus, $I = \frac{225}{125} = 1.8\,A$.

If Three 75 W Lamps Are Connected in Parallel